Add 15/75 and 4/70
15/75 + 4/70 is 9/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 70 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 75 × 14 = 1050,
15/75 = 15 × 14/75 × 14 = 210/1050 - Likewise, for the 2nd fraction, since 70 × 15 = 1050,
4/70 = 4 × 15/70 × 15 = 60/1050 - Add the two like fractions:
210/1050 + 60/1050 = 210 + 60/1050 = 270/1050 - 270/1050 simplified gives 9/35
- So, 15/75 + 4/70 = 9/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/75+4/70 15/75+8/70 45/75+4/70 15/75+12/70 15/75+20/70 15/75+28/70